January weather forecast
Phoenix, OR

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Weather in January

January, the same as December, in Phoenix, Oregon, is another chilly winter month, with an average temperature fluctuating between 30.7°F (-0.7°C) and 46.4°F (8°C).

Temperature

The onset of January brings an average high-temperature of a still chilly 46.4°F (8°C), nearly matching the December temperature. Phoenix in January anticipates an average nighttime temperature of 30.7°F (-0.7°C).

Humidity

The months with the highest humidity in Phoenix are January and December, with an average relative humidity of 83%.

Rainfall

In Phoenix, Oregon, during January, the rain falls for 14 days and regularly aggregates up to 3.03" (77mm) of precipitation. Throughout the year, in Phoenix, there are 130.2 rainfall days, and 19.17" (487mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Phoenix. In January, in Phoenix, Oregon, it is snowing for 1.8 days. Throughout January, 1.89" (48mm) of snow is accumulated. In Phoenix, during the entire year, snow falls for 14.2 days and aggregates up to 8.15" (207mm) of snow.

Daylight

The average length of the day in January in Phoenix, Oregon, is 9h and 31min.
On the first day of January in Phoenix, Oregon, sunrise is at 7:40 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:23 pm PST.

Sunshine

The average sunshine in January in Phoenix, Oregon, is 5.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 2 in January leads to these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. When the Sun is at its strongest around midday, find shade and limit exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in January in Phoenix?

In January, in Phoenix, the average high-temperature is 46.4°F (8°C), and the average low-temperature is 30.7°F (-0.7°C).

What are the most humid months in Phoenix?

January and December, with an average relative humidity of 83%, are most humid months.

What is the average humidity in January in Phoenix?

In January, the average relative humidity is 83%.

How many days does it rain in January in Phoenix?

In Phoenix, Oregon, in January, during 14 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

How much does it snow in Phoenix in January?

In January, in Phoenix, Oregon, it is snowing for 1.8 days. Throughout January, 1.89" (48mm) of snow is accumulated.

What is the average length of the day in January in Phoenix?

In January, the average day length is 9h and 31min.

When is the sunrise / sunset in January in Phoenix?

In January, on the first day of the month, sunrise is at 7:40 am and sunset at 4:49 pm. On the last day of the month, in Phoenix, sunrise is at 7:25 am and sunset at 5:23 pm PST.

How long on average sun shines in January in Phoenix?

In January, the average sunshine duration in Phoenix, Oregon, is 5.4h.

What are the months with the lowest UV index in Phoenix?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Phoenix, Oregon.

What is the UV index intensity in January in Phoenix?

In Phoenix, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Phoenix, OR

Average temperature in January - Phoenix, OR
  • Average high temperature in January: 46.4°F

The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (44.4°F).

  • Average low temperature in January: 30.7°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (29.3°F).

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Average pressure in January
Phoenix, OR

Average pressure in January - Phoenix, OR
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

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Average wind speed in January
Phoenix, OR

Average wind speed in January - Phoenix, OR
  • Average wind speed in January: 4.2mph

The windiest months (with the highest average wind speed) are January and March (4.2mph).
The calmest months (with the lowest average wind speed) are August, September and October (3.4mph).

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Average humidity in January
Phoenix, OR

Average humidity in January - Phoenix, OR
  • Average humidity in January: 83%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (59%).

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Average rainfall in January
Phoenix, OR

Average rainfall in January - Phoenix, OR
  • Average rainfall in January: 3.03"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days in January
Phoenix, OR

Average rainfall days in January - Phoenix, OR
  • Average rainfall days in January: 14 days

The month with the highest number of rainy days is March (17.8 days).
The month with the least rainy days is August (3.7 days).

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Average snowfall in January
Phoenix, OR

Average snowfall in January - Phoenix, OR
  • Average snowfall in January: 1.89"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Phoenix, OR

Average snowfall days in January - Phoenix, OR
  • Average snowfall days in January: 1.8 days

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and October (0 days).

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Average daylight in January /
Average sunshine in January
Phoenix, OR

Average daylight in January / Average sunshine in January - Phoenix, OR
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 5h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in January
Phoenix, OR

Average sunshine days in January - Phoenix, OR
  • Average sunshine days in January: 15 days

The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is March (11.2 days).

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Average UV index in January
Phoenix, OR

Average UV index in January - Phoenix, OR
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Phoenix, OR

Average cloud cover in January - Phoenix, OR
  • Average cloud cover in January: 44

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 11).

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Average visibility in January
Phoenix, OR

Average visibility in January - Phoenix, OR
  • Average visibility in January: 5mi

The months with the highest visibility are July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, June, November and December (5mi).

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Phoenix, Oregon, USA

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